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<h1>cameraengineprivate.h</h1>  </div>
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<a href="cameraengineprivate_8h.html">Go to the documentation of this file.</a><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">/*</span>
<a name="l00002"></a>00002 <span class="comment">* ============================================================================</span>
<a name="l00003"></a>00003 <span class="comment">*  Name        : cameraengineprivate.h</span>
<a name="l00004"></a>00004 <span class="comment">*  Part of     : Symbian/S60 Camera Wrapper</span>
<a name="l00005"></a>00005 <span class="comment">*  Description : Camera engine (private) class declaration</span>
<a name="l00006"></a>00006 <span class="comment">*  Version     : %version: 2 %</span>
<a name="l00007"></a>00007 <span class="comment">*</span>
<a name="l00008"></a>00008 <span class="comment">* This program is free software. It comes without any warranty, to</span>
<a name="l00009"></a>00009 <span class="comment">* the extent permitted by applicable law. You can redistribute it</span>
<a name="l00010"></a>00010 <span class="comment">* and/or modify it under the terms of the Do What The Fuck You Want</span>
<a name="l00011"></a>00011 <span class="comment">* To Public License, Version 2, as published by Sam Hocevar. See</span>
<a name="l00012"></a>00012 <span class="comment">* http://sam.zoy.org/wtfpl/COPYING for more details.</span>
<a name="l00013"></a>00013 <span class="comment">*</span>
<a name="l00014"></a>00014 <span class="comment">* You are welcome to, but not required to, contribute any modifications that</span>
<a name="l00015"></a>00015 <span class="comment">* improve stability, usability and/or feature set of the library back to</span>
<a name="l00016"></a>00016 <span class="comment">* Symbian/S60 Camera Wrapper project, as long as binary compatibility is</span>
<a name="l00017"></a>00017 <span class="comment">* retained. See https://projects.forum.nokia.com/camerawrapper for more info.</span>
<a name="l00018"></a>00018 <span class="comment">* ============================================================================</span>
<a name="l00019"></a>00019 <span class="comment">*/</span>
<a name="l00020"></a>00020 
<a name="l00023"></a>00023 <span class="preprocessor">#ifndef __CCAMERAENGINEPRIVATE_H__</span>
<a name="l00024"></a>00024 <span class="preprocessor"></span><span class="preprocessor">#define __CCAMERAENGINEPRIVATE_H__</span>
<a name="l00025"></a>00025 <span class="preprocessor"></span>
<a name="l00026"></a>00026 <span class="comment">// INCLUDES</span>
<a name="l00027"></a>00027 <span class="preprocessor">#include &lt;ecam.h&gt;</span>                 <span class="comment">// for MCameraObserver(2)</span>
<a name="l00028"></a>00028 <span class="preprocessor">#include &lt;ccamautofocus.h&gt;</span>        <span class="comment">// for CCamAutoFocus, MCamAutoFocusObserver</span>
<a name="l00029"></a>00029 
<a name="l00030"></a>00030 <span class="preprocessor">#if defined(__S60_3X__) &amp;&amp; !defined(__S60_50__)</span>
<a name="l00031"></a>00031 <span class="preprocessor"></span><span class="preprocessor">#include &lt;ecamadvancedsettings.h&gt;</span>
<a name="l00032"></a>00032 <span class="preprocessor">#else // S60 5.0, S^3</span>
<a name="l00033"></a>00033 <span class="preprocessor"></span><span class="preprocessor">#include &lt;ecamadvsettings.h&gt;</span>
<a name="l00034"></a>00034 <span class="preprocessor">#endif</span>
<a name="l00035"></a>00035 <span class="preprocessor"></span>
<a name="l00036"></a>00036 <span class="comment">// FORWARD DECLARATIONS</span>
<a name="l00037"></a>00037 <span class="keyword">class </span><a class="code" href="class_m_camera_engine_observer.html" title="Camera engine observer interface (pure virtual).">MCameraEngineObserver</a>;
<a name="l00038"></a>00038 
<a name="l00042"></a><a class="code" href="class_c_camera_engine_private.html">00042</a> <span class="keyword">class </span><a class="code" href="class_c_camera_engine_private.html" title="Camera engine (implementation) class.">CCameraEnginePrivate</a> : <span class="keyword">public</span> CBase,
<a name="l00043"></a>00043                              <span class="keyword">public</span> MCameraObserver,
<a name="l00044"></a>00044                              <span class="keyword">public</span> MCameraObserver2,              
<a name="l00045"></a>00045                              <span class="keyword">public</span> MCamAutoFocusObserver
<a name="l00046"></a>00046   {
<a name="l00047"></a>00047 <span class="keyword">public</span>:
<a name="l00048"></a>00048 
<a name="l00053"></a><a class="code" href="class_c_camera_engine_private.html#a3c813f72446e91d976f34a423df1ad02">00053</a>   <span class="keyword">enum</span> <a class="code" href="class_c_camera_engine_private.html#a3c813f72446e91d976f34a423df1ad02" title="Enumeration for possible camera engine states.">TCameraEngineState</a>
<a name="l00054"></a>00054     {
<a name="l00055"></a>00055     EEngineNotReady, 
<a name="l00056"></a>00056     EEngineIdle,
<a name="l00057"></a>00057     EEngineViewFinding,
<a name="l00058"></a>00058     EEngineCapturing,
<a name="l00059"></a>00059     EEngineFocusing
<a name="l00060"></a>00060     };
<a name="l00061"></a>00061 
<a name="l00074"></a>00074   <span class="keyword">static</span> <a class="code" href="class_c_camera_engine_private.html" title="Camera engine (implementation) class.">CCameraEnginePrivate</a>* <a class="code" href="class_c_camera_engine_private.html#ae9044ecc15973f6b74e6e92c29d1af2d">NewL</a>( TInt aCameraHandle, 
<a name="l00075"></a>00075                                      TInt aPriority, 
<a name="l00076"></a>00076                                      <a class="code" href="class_m_camera_engine_observer.html" title="Camera engine observer interface (pure virtual).">MCameraEngineObserver</a>* aObserver );
<a name="l00077"></a>00077                                      
<a name="l00081"></a>00081   <a class="code" href="class_c_camera_engine_private.html#a598286a62fa14a559c06d191e19745d7">~CCameraEnginePrivate</a>();
<a name="l00082"></a>00082   
<a name="l00083"></a>00083 <span class="keyword">public</span>:
<a name="l00084"></a>00084 
<a name="l00089"></a><a class="code" href="class_c_camera_engine_private.html#a8a703122ae87e3689ea6d5ac381e5cc3">00089</a>   <a class="code" href="class_c_camera_engine_private.html#a3c813f72446e91d976f34a423df1ad02" title="Enumeration for possible camera engine states.">TCameraEngineState</a> <a class="code" href="class_c_camera_engine_private.html#a8a703122ae87e3689ea6d5ac381e5cc3">State</a>()<span class="keyword"> const</span>
<a name="l00090"></a>00090 <span class="keyword">    </span>{
<a name="l00091"></a>00091     <span class="keywordflow">return</span> iEngineState;
<a name="l00092"></a>00092     }
<a name="l00093"></a>00093 
<a name="l00099"></a><a class="code" href="class_c_camera_engine_private.html#af060ffc2c8feba26450c4c7da7bde737">00099</a>   TBool <a class="code" href="class_c_camera_engine_private.html#af060ffc2c8feba26450c4c7da7bde737">IsCameraReady</a>()<span class="keyword"> const </span>
<a name="l00100"></a>00100 <span class="keyword">    </span>{ 
<a name="l00101"></a>00101     <span class="keywordflow">return</span> iCameraReserved;
<a name="l00102"></a>00102     }
<a name="l00103"></a>00103   
<a name="l00108"></a>00108   TBool <a class="code" href="class_c_camera_engine_private.html#aa7f40c0d8ac36e7707eedcc8b74c988f">IsAutoFocusSupported</a>() <span class="keyword">const</span>;
<a name="l00109"></a>00109   
<a name="l00117"></a>00117   <span class="keywordtype">void</span> <a class="code" href="class_c_camera_engine_private.html#ac4f8ddd7fa866b105f0faa0080a3a1bb">CaptureL</a>();
<a name="l00118"></a>00118   
<a name="l00124"></a>00124   <span class="keywordtype">void</span> <a class="code" href="class_c_camera_engine_private.html#accbd25c0b1f88e85123759fe87035e0d">ReserveAndPowerOn</a>();
<a name="l00125"></a>00125   
<a name="l00130"></a>00130   <span class="keywordtype">void</span> <a class="code" href="class_c_camera_engine_private.html#ad0e32a1b3a79ffffc02995e7c644dd13">ReleaseAndPowerOff</a>();
<a name="l00131"></a>00131   
<a name="l00139"></a>00139   <span class="keywordtype">void</span> <a class="code" href="class_c_camera_engine_private.html#acb06d12730d8fd97f3031e6c3582307f">PrepareL</a>( TSize&amp; aCaptureSize,               
<a name="l00140"></a>00140                  CCamera::TFormat aFormat = CCamera::EFormatExif );
<a name="l00141"></a>00141   
<a name="l00148"></a>00148   <span class="keywordtype">void</span> <a class="code" href="class_c_camera_engine_private.html#a85718584cac96d41f7d7e89c1e62c1e6">StartViewFinderL</a>( TSize&amp; aSize );
<a name="l00149"></a>00149   
<a name="l00154"></a>00154   <span class="keywordtype">void</span> <a class="code" href="class_c_camera_engine_private.html#af6eea74e0f87dc8c597b32455e91d082">StopViewFinder</a>();
<a name="l00155"></a>00155                  
<a name="l00160"></a>00160   <span class="keywordtype">void</span> <a class="code" href="class_c_camera_engine_private.html#a165489366493c727212795c4f1347969">ReleaseViewFinderBuffer</a>();
<a name="l00161"></a>00161   
<a name="l00166"></a>00166   <span class="keywordtype">void</span> <a class="code" href="class_c_camera_engine_private.html#a3afb80b0b20ac4d58ca2712191f72142">ReleaseImageBuffer</a>();
<a name="l00167"></a>00167   
<a name="l00172"></a>00172   <span class="keywordtype">void</span> <a class="code" href="class_c_camera_engine_private.html#a22bf316043287b9a8e4d04de8d715cbe">StartFocusL</a>();
<a name="l00173"></a>00173         
<a name="l00177"></a>00177   <span class="keywordtype">void</span> <a class="code" href="class_c_camera_engine_private.html#af3cfbf8f4d7e8b84f23584ea8cf3cca6">FocusCancel</a>();
<a name="l00178"></a>00178 
<a name="l00188"></a>00188   <span class="keywordtype">void</span> <a class="code" href="class_c_camera_engine_private.html#a6a331dd0a3f1b80b1e4970f9f2803332">SupportedFocusRanges</a>( TInt&amp; aSupportedRanges ) <span class="keyword">const</span>;
<a name="l00189"></a>00189   
<a name="l00195"></a>00195   <span class="keywordtype">void</span> <a class="code" href="class_c_camera_engine_private.html#af3f0a22920c0da967cfafcc121fad103">SetFocusRange</a>( TInt aFocusRange );
<a name="l00196"></a>00196   
<a name="l00204"></a><a class="code" href="class_c_camera_engine_private.html#a8eda518e00aa60969657d31a3b98f9bd">00204</a>   CCamera* <a class="code" href="class_c_camera_engine_private.html#a8eda518e00aa60969657d31a3b98f9bd" title="From CCamera.">Camera</a>() { <span class="keywordflow">return</span> iCamera; }
<a name="l00205"></a>00205   
<a name="l00214"></a><a class="code" href="class_c_camera_engine_private.html#a5b2643ba0e951790abc96e4a92036f64">00214</a>   CCamera::CCameraAdvancedSettings* <a class="code" href="class_c_camera_engine_private.html#a5b2643ba0e951790abc96e4a92036f64" title="From CCameraAdvancedSettings.">AdvancedSettings</a>() { <span class="keywordflow">return</span> iAdvSettings; }
<a name="l00215"></a>00215   
<a name="l00216"></a>00216   <span class="comment">//static TInt CamerasAvailable() { return CCamera::CamerasAvailable(); }</span>
<a name="l00217"></a>00217   
<a name="l00222"></a><a class="code" href="class_c_camera_engine_private.html#ab82bbc77c5d27f8771043a83f7ef44a6">00222</a>   TInt <a class="code" href="class_c_camera_engine_private.html#ab82bbc77c5d27f8771043a83f7ef44a6">MaxDigitalZoom</a>() { <span class="keywordflow">return</span> iCameraInfo.iMaxDigitalZoom; }
<a name="l00223"></a>00223   
<a name="l00228"></a><a class="code" href="class_c_camera_engine_private.html#a87a845e181e6ff761229f763965df5e8">00228</a>   TInt <a class="code" href="class_c_camera_engine_private.html#a87a845e181e6ff761229f763965df5e8">DigitalZoom</a>() { <span class="keywordflow">return</span> iDigitalZoom; }
<a name="l00229"></a>00229   
<a name="l00236"></a>00236   TInt <a class="code" href="class_c_camera_engine_private.html#a839f10ae8bd7a3eda14c96942c646856">AdjustDigitalZoom</a>( TBool aTele );
<a name="l00237"></a>00237   
<a name="l00243"></a><a class="code" href="class_c_camera_engine_private.html#ad0d07d443d9cfa699b4f561ad6dc3a31">00243</a>   TInt <a class="code" href="class_c_camera_engine_private.html#ad0d07d443d9cfa699b4f561ad6dc3a31">SupportedExposureModes</a>() { <span class="keywordflow">return</span> iCameraInfo.iExposureModesSupported; }
<a name="l00244"></a>00244   
<a name="l00249"></a><a class="code" href="class_c_camera_engine_private.html#a86836fd04b14812d3afc11f63f35511a">00249</a>   TInt <a class="code" href="class_c_camera_engine_private.html#a86836fd04b14812d3afc11f63f35511a">Exposure</a>() { <span class="keywordflow">return</span> (TInt)iCamera-&gt;Exposure(); }
<a name="l00250"></a>00250   
<a name="l00257"></a>00257   TInt <a class="code" href="class_c_camera_engine_private.html#ac3d25f7050f5ec66847a3b5bfcf6b454">SetExposure</a>( TInt aExposure );
<a name="l00258"></a>00258   
<a name="l00263"></a><a class="code" href="class_c_camera_engine_private.html#a619ab11e82fef1ee709fc079cdb228f5">00263</a>   TInt <a class="code" href="class_c_camera_engine_private.html#a619ab11e82fef1ee709fc079cdb228f5">SupportedFlashModes</a>() { <span class="keywordflow">return</span> iCameraInfo.iFlashModesSupported; }
<a name="l00264"></a>00264   
<a name="l00269"></a><a class="code" href="class_c_camera_engine_private.html#a70b8de7894d63c194834f7003707585a">00269</a>   TInt <a class="code" href="class_c_camera_engine_private.html#a70b8de7894d63c194834f7003707585a">Flash</a>() { <span class="keywordflow">return</span> (TInt)iCamera-&gt;Flash(); }
<a name="l00270"></a>00270   
<a name="l00277"></a>00277   TInt <a class="code" href="class_c_camera_engine_private.html#ab3f0aecdbd48d247fe0e7c00a055b642">SetFlash</a>( TInt aFlash );
<a name="l00278"></a>00278    
<a name="l00279"></a>00279 
<a name="l00280"></a>00280 <span class="keyword">protected</span>:  <span class="comment">// Protected constructors</span>
<a name="l00281"></a>00281 
<a name="l00282"></a>00282   <a class="code" href="class_c_camera_engine_private.html" title="Camera engine (implementation) class.">CCameraEnginePrivate</a>( TInt aCameraHandle, 
<a name="l00283"></a>00283                         TInt aPriority, 
<a name="l00284"></a>00284                         <a class="code" href="class_m_camera_engine_observer.html" title="Camera engine observer interface (pure virtual).">MCameraEngineObserver</a>* aObserver );
<a name="l00285"></a>00285   <span class="keywordtype">void</span> ConstructL();
<a name="l00286"></a>00286   
<a name="l00287"></a>00287 <span class="keyword">protected</span>: <span class="comment">// Functions from inherited interfaces</span>
<a name="l00288"></a>00288 
<a name="l00293"></a>00293         <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="class_c_camera_engine_private.html#a657ffc950e1ba44fa1bf3383e332715b" title="From MCameraObserver2. Camera event handler.">HandleEvent</a>(<span class="keyword">const</span> TECAMEvent &amp;aEvent);
<a name="l00294"></a>00294         
<a name="l00299"></a>00299         <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="class_c_camera_engine_private.html#ae746947861611d43e0334762761e3e59" title="From MCameraObserver2. Notifies the client of new viewfinder data.">ViewFinderReady</a>(MCameraBuffer &amp;aCameraBuffer, TInt aError);
<a name="l00300"></a>00300         
<a name="l00305"></a>00305         <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="class_c_camera_engine_private.html#adcfff904fd8cda1b9056ad68be619bbe" title="From MCameraObserver2. Notifies the client of a new captured image.">ImageBufferReady</a>(MCameraBuffer &amp;aCameraBuffer, TInt aError);
<a name="l00306"></a>00306         
<a name="l00311"></a><a class="code" href="class_c_camera_engine_private.html#a3db2e3c1d7af4e8d8d64c1a769359d6c">00311</a>         <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="class_c_camera_engine_private.html#a3db2e3c1d7af4e8d8d64c1a769359d6c" title="From MCameraObserver2 Video capture not implemented.">VideoBufferReady</a>(MCameraBuffer&amp; <span class="comment">/*aCameraBuffer*/</span>, TInt <span class="comment">/*aError*/</span>) {}
<a name="l00312"></a>00312         
<a name="l00318"></a>00318         <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="class_c_camera_engine_private.html#ab4f33a0959ea9d59efb5afe6ac8d0894" title="From MCameraObserver. Gets called when CCamera::Reserve() is completed.">ReserveComplete</a>(TInt aError);
<a name="l00319"></a>00319 
<a name="l00325"></a>00325         <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="class_c_camera_engine_private.html#a02f1d617c88dd9aef1d644b652badce2" title="From MCameraObserver. Gets called when CCamera::PowerOn() is completed.">PowerOnComplete</a>(TInt aError);
<a name="l00326"></a>00326 
<a name="l00332"></a>00332         <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="class_c_camera_engine_private.html#ac9f0d2f1c4fdbe0f7ba3133b59b8615a" title="From MCameraObserver. Gets called when CCamera::StartViewFinderBitmapsL() is completed.">ViewFinderFrameReady</a>( CFbsBitmap&amp; aFrame );
<a name="l00333"></a>00333 
<a name="l00338"></a>00338         <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="class_c_camera_engine_private.html#a02c334ac4b8c37f0826312adc44d2a74" title="From MCameraObserver. Gets called when CCamera::CaptureImage() is completed.">ImageReady</a>( CFbsBitmap* aBitmap, HBufC8* aData, TInt aError );
<a name="l00339"></a>00339         
<a name="l00344"></a><a class="code" href="class_c_camera_engine_private.html#a428f4310eace183270f392b154ad6679">00344</a>         <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="class_c_camera_engine_private.html#a428f4310eace183270f392b154ad6679" title="From MCameraObserver. Video capture not implemented.">FrameBufferReady</a>( MFrameBuffer* <span class="comment">/*aFrameBuffer*/</span>, 
<a name="l00345"></a>00345                                        TInt <span class="comment">/*aError*/</span> ) {}
<a name="l00346"></a>00346         
<a name="l00353"></a>00353         <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="class_c_camera_engine_private.html#adb282248c54f3c8799a0f0da74f5b54c" title="From MCamAutoFocusObserver. Delivers notification of completion of auto focus initialisation to an in...">InitComplete</a>( TInt aError );
<a name="l00354"></a>00354         
<a name="l00361"></a>00361          <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="class_c_camera_engine_private.html#a3fbad10631e0188430c6e8c2869582c8" title="From MCamAutoFocusObserver. Gets called when CCamAutoFocus::AttemptOptimisedFocusL() is completed...">OptimisedFocusComplete</a>( TInt aError );
<a name="l00362"></a>00362     
<a name="l00363"></a>00363 <span class="keyword">private</span>:  <span class="comment">// Internal functions</span>
<a name="l00364"></a>00364 
<a name="l00369"></a>00369          <span class="keywordtype">void</span> HandleImageReady( CFbsBitmap* aBitmap, 
<a name="l00370"></a>00370                                 TDesC8* aData,  
<a name="l00371"></a>00371                                 TInt aError );
<a name="l00372"></a>00372                                 
<a name="l00373"></a>00373 <span class="keyword">private</span>:  <span class="comment">// Data</span>
<a name="l00374"></a>00374 
<a name="l00375"></a>00375   CCamera*                          iCamera;
<a name="l00376"></a>00376   TInt                              iCameraHandle;
<a name="l00377"></a>00377   TInt                              iPriority;
<a name="l00378"></a>00378   <a class="code" href="class_m_camera_engine_observer.html" title="Camera engine observer interface (pure virtual).">MCameraEngineObserver</a>*            iObserver;
<a name="l00379"></a>00379   TBool                             iCameraReserved;
<a name="l00380"></a>00380   <a class="code" href="class_c_camera_engine_private.html#a3c813f72446e91d976f34a423df1ad02" title="Enumeration for possible camera engine states.">TCameraEngineState</a>                iEngineState;
<a name="l00381"></a>00381   TCameraInfo                       iCameraInfo;
<a name="l00382"></a>00382   MCameraBuffer*                    iViewFinderBuffer;
<a name="l00383"></a>00383   MCameraBuffer*                    iImageBuffer;
<a name="l00384"></a>00384   HBufC8*                           iImageData;
<a name="l00385"></a>00385   CFbsBitmap*                       iImageBitmap;
<a name="l00386"></a>00386   
<a name="l00387"></a>00387   CCamAutoFocus*                    iAutoFocus;
<a name="l00388"></a>00388   CCamAutoFocus::TAutoFocusRange    iAFRange;  
<a name="l00389"></a>00389   CCamera::CCameraAdvancedSettings* iAdvSettings;
<a name="l00390"></a>00390   
<a name="l00391"></a>00391   TInt                              iDigitalZoom;
<a name="l00392"></a>00392   };
<a name="l00393"></a>00393 
<a name="l00394"></a>00394 <span class="preprocessor">#endif // __CCAMERAENGINEPRIVATE_H__</span>
</pre></div></div>
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